Your wiki has been migrated to a new Fandom domain. Learn more here.

Types of War in Civilization VI. See Casus Belli for all the complex ways to go to war.

Types Of War

The War and Casus Belli types In Civilization VI.
War Type Warmonger Penalty Description Notes
Declare Surprise War Heavy
Declare Formal War Moderate Used to declare war on a player you have Denounced at least 5 turns ago. No restrictions on which cities you may capture.
Declare Joint War Establish a Joint war against a target civilization.
Declare Holy War Moderate Used to declare war on a power that has Religiously converted one of your cities. All Warmonger penalties halved.
Declare Liberation War None Used to declare war on a power that has captured a city from one of your friends or allies. No Warmonger penalty for liberating any of those cities.
Declare Reconquest War None Used to declare war on a power that has captured one of your cities. No Warmonger penalties apply.
Declare Protectorate War None Used to declare war on a power that has attacked one of your allied City-States. No Warmonger penalty for liberating that City-State.
Declare Colonial War Moderate Used to declare war on a power that is two technology eras behind you. All warmonger penalties halved.
Declare War of Territorial Expansion Egregious Used to declare war on a power that borders your empire. Must have 2 of your cities within 10 tiles of 2 opponents' cities. Warmonger penalties reduced by 25%.
Community content is available under CC BY-NC-SA 3.0 unless otherwise noted.